Hyperprolific ’ selection schemes have been shown to be an effective way to improve litter size in pigs. This paper presents the main results of 20 years of selection for prolificacy in the INRA “hyperprolific” Large White strain and discusses possible ways to increase the efficiency of these selection schemes.

J. P Bidanel, J. Gruand, C. Legault

Proceedings of the World Congress on Genetics Applied to Livestock Production, Volume 17. Genetics and breeding of dairy and beef cattle, swine and horses, , 512–515, 1994
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